285925463264 has 72 divisors (see below), whose sum is σ = 663790776768. Its totient is φ = 120860812800.

The previous prime is 285925463221. The next prime is 285925463269. The reversal of 285925463264 is 462364529582.

It is a happy number.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (285925463269) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1134512 + ... + 1363439.

It is an arithmetic number, because the mean of its divisors is an integer number (9219316344).

Almost surely, 2^285925463264 is an apocalyptic number.

It is an amenable number.

285925463264 is an abundant number, since it is smaller than the sum of its proper divisors (377865313504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

285925463264 is a wasteful number, since it uses less digits than its factorization.

285925463264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2498048 (or 2498033 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 56.

The spelling of 285925463264 in words is "two hundred eighty-five billion, nine hundred twenty-five million, four hundred sixty-three thousand, two hundred sixty-four".